salmon calcitonin peptide hormone drug molecule. used in treatment of postmenopausal osteoporosis and other diseases

calcitonin calcitonine pdb2glh salmon thyrocalcitonin calcium hormone parathyroid phosphorus osteoporosis hypercalcaemia paget bone metastases metastasis cancer tumor hydrogen carbon nitrogen oxygen sulfur sulphur molecule atoms atomic model molecular compound composition chemical chemistry bond structure formula circle ring line drawing skeletal